Update chaincode name more speficicly

pull/117/head
Baohua Yang 2018-01-05 12:47:35 +08:00
parent adb7753e6f
commit ae342ef96b
16 changed files with 173 additions and 455 deletions

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@ -4,7 +4,7 @@
HLF_MODE ?= solo
HLF_VERSION ?= 1.0.2
CODE_BUILD_WAIT=40 # time to wait to build peer/orderer from local code
CODE_BUILD_WAIT=30 # time to wait to build peer/orderer from local code
NETWORK_INIT_WAIT=2 # time to wait the fabric network finish initialization
COMPOSE_FILE ?= "docker-compose-2orgs-4peers-solo.yaml"
@ -39,24 +39,30 @@ ready: # create/join channel, install/instantiate cc
make gen_config # Will ignore if local config path exists
make start
if [ "$(HLF_MODE)" = "dev" ]; then \
sleep ${CODE_BUILD_WAIT}; \
else \
sleep ${NETWORK_INIT_WAIT}; \
fi
make test_channel_create
make test_channel_join
make update_anchors
#make update_anchors
make test_cc_install
make test_cc_instantiate
make test_cc_invoke_query
#make test_cc_invoke_query
make test_lscc # test lscc operations
make test_qscc # test qscc operations
#make test_lscc # test lscc operations
#make test_qscc # test qscc operations
#make test_fetch_blocks # fetch block files
#make test_config_update
#make test_channel_update
make logs_save
make test_fetch_blocks # fetch block files again
make test_configtxlator
#make logs_save
#make test_fetch_blocks # fetch block files again
#make test_configtxlator
@echo "Now the fabric network is ready to play"
@echo "run 'make cli' to enter into the fabric-cli container."
@ -174,9 +180,6 @@ orderer: # enter the orderer container
peer: # enter the peer container
docker exec -it peer0.org1.example.com bash
dev_compile: # rebuild the peer
docker exec -it peer0.org1.example.com bash /tmp/peer_build.sh
ps: # show existing docker images
docker ps -a

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@ -88,10 +88,10 @@ services:
#- ./solo/configtx.yaml:/etc/hyperledger/fabric/configtx.yaml
#- ./solo/crypto-config.yaml:/etc/hyperledger/fabric/crypto-config.yaml
#- ./solo/crypto-config:/etc/hyperledger/fabric/crypto-config
#- ./solo/examples:/opt/gopath/src/github.com/hyperledger/fabric/examples
#- ./examples:/opt/gopath/src/github.com/hyperledger/fabric/examples
# kafka mode configuration
- ./kafka/channel-artifacts:/tmp/channel-artifacts
- ./kafka/configtx.yaml:/etc/hyperledger/fabric/configtx.yaml
- ./kafka/crypto-config.yaml:/etc/hyperledger/fabric/crypto-config.yaml
- ./kafka/crypto-config:/etc/hyperledger/fabric/crypto-config
- ./kafka/examples:/opt/gopath/src/github.com/hyperledger/fabric/examples
- ./examples:/opt/gopath/src/github.com/hyperledger/fabric/examples

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@ -87,7 +87,7 @@ services:
- ./kafka/configtx.yaml:/etc/hyperledger/fabric/configtx.yaml
- ./kafka/crypto-config.yaml:/etc/hyperledger/fabric/crypto-config.yaml
- ./kafka/crypto-config:/etc/hyperledger/fabric/crypto-config
- ./kafka/examples:/opt/gopath/src/examples
- ./examples:/opt/gopath/src/examples
## following are peer nodes ##

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@ -199,8 +199,8 @@ services:
- ./solo/configtx.yaml:/etc/hyperledger/fabric/configtx.yaml
- ./solo/crypto-config.yaml:/etc/hyperledger/fabric/crypto-config.yaml
- ./solo/crypto-config:/etc/hyperledger/fabric/crypto-config
- ./solo/examples:/opt/gopath/src/examples
#- ./solo/examples:/opt/gopath/src/github.com/hyperledger/fabric/examples
- ./examples:/opt/gopath/src/examples
#- ./examples:/opt/gopath/src/github.com/hyperledger/fabric/examples
event-listener:
extends:
@ -221,6 +221,6 @@ services:
- ./solo/configtx.yaml:/etc/hyperledger/fabric/configtx.yaml
- ./solo/crypto-config.yaml:/etc/hyperledger/fabric/crypto-config.yaml
- ./solo/crypto-config:/etc/hyperledger/fabric/crypto-config
- ./solo/examples:/opt/gopath/src/github.com/hyperledger/fabric/examples
- ./examples:/opt/gopath/src/github.com/hyperledger/fabric/examples
command: bash -c 'while true; do sleep 1; block-listener -events-address=peer0.org1.example.com:7053 -events-mspdir=/etc/hyperledger/fabric/crypto-config/peerOrganizations/org1.example.com/peers/peer0.org1.example.com/msp/ -events-mspid=Org1MSP; done'
#command: bash -c 'while true; do sleep 20170504; done'

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@ -1,199 +0,0 @@
/*
Copyright IBM Corp. 2016 All Rights Reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package main
//WARNING - this chaincode's ID is hard-coded in chaincode_example04 to illustrate one way of
//calling chaincode from a chaincode. If this example is modified, chaincode_example04.go has
//to be modified as well with the new ID of chaincode_example02.
//chaincode_example05 show's how chaincode ID can be passed in as a parameter instead of
//hard-coding.
import (
"fmt"
"strconv"
"github.com/hyperledger/fabric/core/chaincode/shim"
pb "github.com/hyperledger/fabric/protos/peer"
)
// SimpleChaincode example simple Chaincode implementation
type SimpleChaincode struct {
}
func (t *SimpleChaincode) Init(stub shim.ChaincodeStubInterface) pb.Response {
fmt.Println("ex02 Init")
_, args := stub.GetFunctionAndParameters()
var A, B string // Entities
var Aval, Bval int // Asset holdings
var err error
if len(args) != 4 {
return shim.Error("Incorrect number of arguments. Expecting 4")
}
// Initialize the chaincode
A = args[0]
Aval, err = strconv.Atoi(args[1])
if err != nil {
return shim.Error("Expecting integer value for asset holding")
}
B = args[2]
Bval, err = strconv.Atoi(args[3])
if err != nil {
return shim.Error("Expecting integer value for asset holding")
}
fmt.Printf("Aval = %d, Bval = %d\n", Aval, Bval)
// Write the state to the ledger
err = stub.PutState(A, []byte(strconv.Itoa(Aval)))
if err != nil {
return shim.Error(err.Error())
}
err = stub.PutState(B, []byte(strconv.Itoa(Bval)))
if err != nil {
return shim.Error(err.Error())
}
return shim.Success(nil)
}
func (t *SimpleChaincode) Invoke(stub shim.ChaincodeStubInterface) pb.Response {
fmt.Println("ex02 Invoke")
function, args := stub.GetFunctionAndParameters()
if function == "invoke" {
// Make payment of X units from A to B
return t.invoke(stub, args)
} else if function == "delete" {
// Deletes an entity from its state
return t.delete(stub, args)
} else if function == "query" {
// the old "Query" is now implemtned in invoke
return t.query(stub, args)
}
return shim.Error("Invalid invoke function name. Expecting \"invoke\" \"delete\" \"query\"")
}
// Transaction makes payment of X units from A to B
func (t *SimpleChaincode) invoke(stub shim.ChaincodeStubInterface, args []string) pb.Response {
var A, B string // Entities
var Aval, Bval int // Asset holdings
var X int // Transaction value
var err error
if len(args) != 3 {
return shim.Error("Incorrect number of arguments. Expecting 3")
}
A = args[0]
B = args[1]
// Get the state from the ledger
// TODO: will be nice to have a GetAllState call to ledger
Avalbytes, err := stub.GetState(A)
if err != nil {
return shim.Error("Failed to get state")
}
if Avalbytes == nil {
return shim.Error("Entity not found")
}
Aval, _ = strconv.Atoi(string(Avalbytes))
Bvalbytes, err := stub.GetState(B)
if err != nil {
return shim.Error("Failed to get state")
}
if Bvalbytes == nil {
return shim.Error("Entity not found")
}
Bval, _ = strconv.Atoi(string(Bvalbytes))
// Perform the execution
X, err = strconv.Atoi(args[2])
if err != nil {
return shim.Error("Invalid transaction amount, expecting a integer value")
}
Aval = Aval - X
Bval = Bval + X
fmt.Printf("Aval = %d, Bval = %d\n", Aval, Bval)
// Write the state back to the ledger
err = stub.PutState(A, []byte(strconv.Itoa(Aval)))
if err != nil {
return shim.Error(err.Error())
}
err = stub.PutState(B, []byte(strconv.Itoa(Bval)))
if err != nil {
return shim.Error(err.Error())
}
return shim.Success(nil)
}
// Deletes an entity from state
func (t *SimpleChaincode) delete(stub shim.ChaincodeStubInterface, args []string) pb.Response {
if len(args) != 1 {
return shim.Error("Incorrect number of arguments. Expecting 1")
}
A := args[0]
// Delete the key from the state in ledger
err := stub.DelState(A)
if err != nil {
return shim.Error("Failed to delete state")
}
return shim.Success(nil)
}
// query callback representing the query of a chaincode
func (t *SimpleChaincode) query(stub shim.ChaincodeStubInterface, args []string) pb.Response {
var A string // Entities
var err error
if len(args) != 1 {
return shim.Error("Incorrect number of arguments. Expecting name of the person to query")
}
A = args[0]
// Get the state from the ledger
Avalbytes, err := stub.GetState(A)
if err != nil {
jsonResp := "{\"Error\":\"Failed to get state for " + A + "\"}"
return shim.Error(jsonResp)
}
if Avalbytes == nil {
jsonResp := "{\"Error\":\"Nil amount for " + A + "\"}"
return shim.Error(jsonResp)
}
jsonResp := "{\"Name\":\"" + A + "\",\"Amount\":\"" + string(Avalbytes) + "\"}"
fmt.Printf("Query Response:%s\n", jsonResp)
return shim.Success(Avalbytes)
}
func main() {
err := shim.Start(new(SimpleChaincode))
if err != nil {
fmt.Printf("Error starting Simple chaincode: %s", err)
}
}

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@ -440,6 +440,7 @@ chaincodeQuery () {
# Start chaincode with dev mode
# TODO: use variables instead of hard-coded value
chaincodeStartDev () {
local peer=$1
local version=$2
@ -448,7 +449,7 @@ chaincodeStartDev () {
setEnvs 1 0
CORE_CHAINCODE_LOGLEVEL=debug \
CORE_PEER_ADDRESS=peer${peer}.org1.example.com:7052 \
CORE_CHAINCODE_ID_NAME=mycc:${version} \
CORE_CHAINCODE_ID_NAME=${CC_02_NAME}:${version} \
nohup ./scripts/chaincode_example02 > chaincode_dev.log &
res=$?
cat log.txt

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@ -25,7 +25,7 @@ channelUpdate ${APP_CHANNEL} 1 0 Org1MSPanchors.tx
## Install chaincode on all peers
echo_b "Installing chaincode on peer0..."
chaincodeInstall 0 ${CC_INIT_ARGS}
chaincodeInstall 0 ${CC_02_INIT_ARGS}
# Instantiate chaincode on all peers
# Instantiate can only be executed once on any node

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@ -9,9 +9,9 @@ fi
## Install chaincode on all peers
echo_b "Installing chaincode on all 4 peers..."
chaincodeInstall 1 0 ${CC_NAME} ${CC_INIT_VERSION} ${CC_PATH}
chaincodeInstall 1 1 ${CC_NAME} ${CC_INIT_VERSION} ${CC_PATH}
chaincodeInstall 2 0 ${CC_NAME} ${CC_INIT_VERSION} ${CC_PATH}
chaincodeInstall 2 1 ${CC_NAME} ${CC_INIT_VERSION} ${CC_PATH}
chaincodeInstall 1 0 ${CC_02_NAME} ${CC_INIT_VERSION} ${CC_02_PATH}
chaincodeInstall 1 1 ${CC_02_NAME} ${CC_INIT_VERSION} ${CC_02_PATH}
chaincodeInstall 2 0 ${CC_02_NAME} ${CC_INIT_VERSION} ${CC_02_PATH}
chaincodeInstall 2 1 ${CC_02_NAME} ${CC_INIT_VERSION} ${CC_02_PATH}
echo_g "=== Install chaincode done ==="

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@ -10,7 +10,7 @@ fi
# Instantiate chaincode on all peers
# Instantiate can only be executed once on any node
echo_b "Instantiating chaincode on channel ${APP_CHANNEL} (once for each channel is enough, we make it concurrent here)..."
chaincodeInstantiate "${APP_CHANNEL}" 1 0 ${CC_NAME} ${CC_INIT_VERSION} ${CC_INIT_ARGS}
chaincodeInstantiate "${APP_CHANNEL}" 2 0 ${CC_NAME} ${CC_INIT_VERSION} ${CC_INIT_ARGS}
chaincodeInstantiate "${APP_CHANNEL}" 1 0 ${CC_02_NAME} ${CC_INIT_VERSION} ${CC_02_INIT_ARGS}
chaincodeInstantiate "${APP_CHANNEL}" 2 0 ${CC_02_NAME} ${CC_INIT_VERSION} ${CC_02_INIT_ARGS}
echo_g "=== Instantiate chaincode done ==="

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@ -9,24 +9,24 @@ fi
#Query on chaincode on Peer0/Org1
echo_b "Querying chaincode on peer org2/peer0..."
chaincodeQuery ${APP_CHANNEL} 2 1 ${CC_NAME} ${CC_QUERY_ARGS} 100
chaincodeQuery ${APP_CHANNEL} 2 1 ${CC_02_NAME} ${CC_02_QUERY_ARGS} 100
#Invoke on chaincode on Peer0/Org1
echo_b "Sending invoke transaction (transfer 10) on org1/peer0..."
chaincodeInvoke ${APP_CHANNEL} 1 0 ${CC_NAME} ${CC_INVOKE_ARGS}
chaincodeInvoke ${APP_CHANNEL} 1 0 ${CC_02_NAME} ${CC_02_INVOKE_ARGS}
#Query on chaincode on Peer1/Org2, check if the result is 90
echo_b "Querying chaincode on peer 1 and 3..."
chaincodeQuery ${APP_CHANNEL} 1 1 ${CC_NAME} ${CC_QUERY_ARGS} 90
chaincodeQuery ${APP_CHANNEL} 2 1 ${CC_NAME} ${CC_QUERY_ARGS} 90
chaincodeQuery ${APP_CHANNEL} 1 1 ${CC_02_NAME} ${CC_02_QUERY_ARGS} 90
chaincodeQuery ${APP_CHANNEL} 2 1 ${CC_02_NAME} ${CC_02_QUERY_ARGS} 90
#Invoke on chaincode on Peer1/Org2
echo_b "Sending invoke transaction on org2/peer3..."
chaincodeInvoke ${APP_CHANNEL} 2 1 ${CC_NAME} ${CC_INVOKE_ARGS}
chaincodeInvoke ${APP_CHANNEL} 2 1 ${CC_02_NAME} ${CC_02_INVOKE_ARGS}
#Query on chaincode on Peer1/Org2, check if the result is 80
echo_b "Querying chaincode on all 4peers..."
chaincodeQuery ${APP_CHANNEL} 1 0 ${CC_NAME} ${CC_QUERY_ARGS} 80
chaincodeQuery ${APP_CHANNEL} 2 0 ${CC_NAME} ${CC_QUERY_ARGS} 80
chaincodeQuery ${APP_CHANNEL} 1 0 ${CC_02_NAME} ${CC_02_QUERY_ARGS} 80
chaincodeQuery ${APP_CHANNEL} 2 0 ${CC_02_NAME} ${CC_02_QUERY_ARGS} 80
echo_g "=== All GOOD, chaincode invoke/query completed ==="

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@ -10,17 +10,17 @@ fi
echo_b "Channel name: "${APP_CHANNEL}
echo_b "Query the existing value of a"
chaincodeQuery ${APP_CHANNEL} 0 ${CC_NAME} ${CC_QUERY_ARGS} 100
chaincodeQuery ${APP_CHANNEL} 0 ${CC_02_NAME} ${CC_02_QUERY_ARGS} 100
sleep 1
echo_b "Invoke a transaction to transfer 10 from a to b"
chaincodeInvoke ${APP_CHANNEL} 0 ${CC_NAME} ${CC_INVOKE_ARGS}
chaincodeInvoke ${APP_CHANNEL} 0 ${CC_02_NAME} ${CC_02_INVOKE_ARGS}
sleep 1
echo_b "Check if the result of a is 90"
chaincodeQuery ${APP_CHANNEL} 0 ${CC_NAME} ${CC_QUERY_ARGS} 90
chaincodeQuery ${APP_CHANNEL} 0 ${CC_02_NAME} ${CC_02_QUERY_ARGS} 90
echo
echo_g "All GOOD, MVE Test completed"

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@ -9,16 +9,16 @@ fi
#Upgrade to new version
echo_b "Upgrade chaincode to new version..."
chaincodeInstall 1 0 "${CC_NAME}" "${CC_UPGRADE_VERSION}" "${CC_PATH}"
chaincodeInstall 1 1 "${CC_NAME}" "${CC_UPGRADE_VERSION}" "${CC_PATH}"
chaincodeInstall 2 0 "${CC_NAME}" "${CC_UPGRADE_VERSION}" "${CC_PATH}"
chaincodeInstall 2 1 "${CC_NAME}" "${CC_UPGRADE_VERSION}" "${CC_PATH}"
chaincodeInstall 1 0 "${CC_02_NAME}" "${CC_UPGRADE_VERSION}" "${CC_02_PATH}"
chaincodeInstall 1 1 "${CC_02_NAME}" "${CC_UPGRADE_VERSION}" "${CC_02_PATH}"
chaincodeInstall 2 0 "${CC_02_NAME}" "${CC_UPGRADE_VERSION}" "${CC_02_PATH}"
chaincodeInstall 2 1 "${CC_02_NAME}" "${CC_UPGRADE_VERSION}" "${CC_02_PATH}"
# Upgrade on one peer of the channel will update all
chaincodeUpgrade ${APP_CHANNEL} 1 0 "${CC_NAME}" "${CC_UPGRADE_VERSION}" "${CC_UPGRADE_ARGS}"
chaincodeUpgrade ${APP_CHANNEL} 1 0 "${CC_02_NAME}" "${CC_UPGRADE_VERSION}" "${CC_02_UPGRADE_ARGS}"
# Query new value, should refresh through all peers in the channel
chaincodeQuery ${APP_CHANNEL} 1 0 "${CC_NAME}" "${CC_QUERY_ARGS}" 100
chaincodeQuery ${APP_CHANNEL} 2 1 "${CC_NAME}" "${CC_QUERY_ARGS}" 100
chaincodeQuery ${APP_CHANNEL} 1 0 "${CC_02_NAME}" "${CC_02_QUERY_ARGS}" 100
chaincodeQuery ${APP_CHANNEL} 2 1 "${CC_02_NAME}" "${CC_02_QUERY_ARGS}" 100
echo_g "=== All GOOD, chaincode Upgrade completed ==="

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@ -20,13 +20,13 @@ peer=0
#--cafile ${ORDERER_TLS_CA} \
echo_b "LSCC Get id"
chaincodeQuery "${APP_CHANNEL}" $org $peer lscc '{"Args":["getid","'${APP_CHANNEL}'", "'$CC_NAME'"]}'
chaincodeQuery "${APP_CHANNEL}" $org $peer lscc '{"Args":["getid","'${APP_CHANNEL}'", "'$CC_02_NAME'"]}'
echo_b "LSCC Get cc ChaincodeDeploymentSpec"
chaincodeQuery "${APP_CHANNEL}" $org $peer lscc '{"Args":["getdepspec","'${APP_CHANNEL}'", "'$CC_NAME'"]}'
chaincodeQuery "${APP_CHANNEL}" $org $peer lscc '{"Args":["getdepspec","'${APP_CHANNEL}'", "'$CC_02_NAME'"]}'
echo_b "LSCC Get cc bytes"
chaincodeQuery "${APP_CHANNEL}" $org $peer lscc '{"Args":["getccdata","'${APP_CHANNEL}'", "'$CC_NAME'"]}'
chaincodeQuery "${APP_CHANNEL}" $org $peer lscc '{"Args":["getccdata","'${APP_CHANNEL}'", "'$CC_02_NAME'"]}'
echo_b "LSCC Get all chaincodes installed on the channel"
chaincodeQuery "${APP_CHANNEL}" $org $peer lscc '{"Args":["getinstalledchaincodes"]}'
@ -38,17 +38,17 @@ chaincodeQuery "${APP_CHANNEL}" $org $peer lscc '{"Args":["getchaincodes"]}'
#peer chaincode query \
# -C "${APP_CHANNEL}" \
# -n lscc \
# -c '{"Args":["getid","'${APP_CHANNEL}'", "'$CC_NAME'"]}'
# -c '{"Args":["getid","'${APP_CHANNEL}'", "'$CC_02_NAME'"]}'
#peer chaincode query \
# -C "${APP_CHANNEL}" \
# -n lscc \
# -c '{"Args":["getdepspec","'${APP_CHANNEL}'", "'$CC_NAME'"]}'
# -c '{"Args":["getdepspec","'${APP_CHANNEL}'", "'$CC_02_NAME'"]}'
#peer chaincode query \
# -C "${APP_CHANNEL}" \
# -n lscc \
# -c '{"Args":["getccdata","'${APP_CHANNEL}'", "'$CC_NAME'"]}'
# -c '{"Args":["getccdata","'${APP_CHANNEL}'", "'$CC_02_NAME'"]}'
#peer chaincode query \
# -C "${APP_CHANNEL}" \

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@ -40,22 +40,21 @@ ORG2_PEER0_URL="peer0.org2.example.com:7051"
ORG2_PEER1_URL="peer1.org2.example.com:7051"
# Chaincode related
CC_NAME="mycc"
#CC_PATH="github.com/hyperledger/fabric/examples/chaincode/go/foodchain"
CC_PATH="examples/chaincode/go/chaincode_example02"
CC_02_NAME="exp02"
CC_02_PATH="examples/chaincode/go/chaincode_example02"
CC_INIT_VERSION=1.0
CC_UPGRADE_VERSION=1.1
CC_INIT_ARGS='{"Args":["init","a","100","b","200"]}'
CC_UPGRADE_ARGS='{"Args":["upgrade","a","100","b","200"]}'
CC_INVOKE_ARGS='{"Args":["invoke","a","b","10"]}'
CC_QUERY_ARGS='{"Args":["query","a"]}'
CC_02_INIT_ARGS='{"Args":["init","a","100","b","200"]}'
CC_02_UPGRADE_ARGS='{"Args":["upgrade","a","100","b","200"]}'
CC_02_INVOKE_ARGS='{"Args":["invoke","a","b","10"]}'
CC_02_QUERY_ARGS='{"Args":["query","a"]}'
# TLS config
CORE_PEER_TLS_ENABLED="true"
# Generate configs
GEN_IMG=yeasy/hyperledger-fabric:1.0.2 # working dir is `/go/src/github.com/hyperledger/fabric`
GEN_IMG=yeasy/hyperledger-fabric:latest # working dir is `/go/src/github.com/hyperledger/fabric`
GEN_CONTAINER=generator
FABRIC_CFG_PATH=/etc/hyperledger/fabric
CHANNEL_ARTIFACTS=channel-artifacts
@ -67,7 +66,7 @@ UPDATE_ANCHOR_ORG1_TX=Org1MSPanchors.tx
UPDATE_ANCHOR_ORG2_TX=Org2MSPanchors.tx
# CONFIGTXLATOR
CTL_IMG=yeasy/hyperledger-fabric:1.0.2
CTL_IMG=yeasy/hyperledger-fabric:latest
CTL_CONTAINER=configtxlator
CTL_BASE_URL=http://127.0.0.1:7059
CTL_ENCODE_URL=${CTL_BASE_URL}/protolator/encode

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@ -0,0 +1,113 @@
{
"payload": {
"data": {
"config_update": {
"channel_id": "businesschannel",
"read_set": {
"groups": {
"Application": {
"groups": {
"Org1MSP": {
"mod_policy": "",
"version": "0"
},
"Org2MSP": {
"mod_policy": "",
"version": "0"
}
},
"mod_policy": "",
"version": "0"
}
},
"mod_policy": "",
"values": {
"Consortium": {
"mod_policy": "",
"value": {
"name": "SampleConsortium"
},
"version": "0"
}
},
"version": "0"
},
"type": 0,
"write_set": {
"groups": {
"Application": {
"groups": {
"Org1MSP": {
"mod_policy": "",
"version": "0"
},
"Org2MSP": {
"mod_policy": "",
"version": "0"
}
},
"mod_policy": "Admins",
"policies": {
"Admins": {
"mod_policy": "Admins",
"policy": {
"type": 3,
"value": {
"rule": "MAJORITY",
"sub_policy": "Admins"
}
},
"version": "0"
},
"Readers": {
"mod_policy": "Admins",
"policy": {
"type": 3,
"value": {
"rule": "ANY",
"sub_policy": "Readers"
}
},
"version": "0"
},
"Writers": {
"mod_policy": "Admins",
"policy": {
"type": 3,
"value": {
"rule": "ANY",
"sub_policy": "Writers"
}
},
"version": "0"
}
},
"version": "1"
}
},
"mod_policy": "",
"values": {
"Consortium": {
"mod_policy": "",
"value": {
"name": "SampleConsortium"
},
"version": "0"
}
},
"version": "0"
}
}
},
"header": {
"channel_header": {
"channel_id": "businesschannel",
"epoch": "0",
"timestamp": "2018-01-03T13:09:56.000Z",
"tx_id": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
"type": 2,
"version": 0
}
}
}
}

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@ -1,199 +0,0 @@
/*
Copyright IBM Corp. 2016 All Rights Reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package main
//WARNING - this chaincode's ID is hard-coded in chaincode_example04 to illustrate one way of
//calling chaincode from a chaincode. If this example is modified, chaincode_example04.go has
//to be modified as well with the new ID of chaincode_example02.
//chaincode_example05 show's how chaincode ID can be passed in as a parameter instead of
//hard-coding.
import (
"fmt"
"strconv"
"github.com/hyperledger/fabric/core/chaincode/shim"
pb "github.com/hyperledger/fabric/protos/peer"
)
// SimpleChaincode example simple Chaincode implementation
type SimpleChaincode struct {
}
func (t *SimpleChaincode) Init(stub shim.ChaincodeStubInterface) pb.Response {
fmt.Println("ex02 Init")
_, args := stub.GetFunctionAndParameters()
var A, B string // Entities
var Aval, Bval int // Asset holdings
var err error
if len(args) != 4 {
return shim.Error("Incorrect number of arguments. Expecting 4")
}
// Initialize the chaincode
A = args[0]
Aval, err = strconv.Atoi(args[1])
if err != nil {
return shim.Error("Expecting integer value for asset holding")
}
B = args[2]
Bval, err = strconv.Atoi(args[3])
if err != nil {
return shim.Error("Expecting integer value for asset holding")
}
fmt.Printf("Aval = %d, Bval = %d\n", Aval, Bval)
// Write the state to the ledger
err = stub.PutState(A, []byte(strconv.Itoa(Aval)))
if err != nil {
return shim.Error(err.Error())
}
err = stub.PutState(B, []byte(strconv.Itoa(Bval)))
if err != nil {
return shim.Error(err.Error())
}
return shim.Success(nil)
}
func (t *SimpleChaincode) Invoke(stub shim.ChaincodeStubInterface) pb.Response {
fmt.Println("ex02 Invoke")
function, args := stub.GetFunctionAndParameters()
if function == "invoke" {
// Make payment of X units from A to B
return t.invoke(stub, args)
} else if function == "delete" {
// Deletes an entity from its state
return t.delete(stub, args)
} else if function == "query" {
// the old "Query" is now implemtned in invoke
return t.query(stub, args)
}
return shim.Error("Invalid invoke function name. Expecting \"invoke\" \"delete\" \"query\"")
}
// Transaction makes payment of X units from A to B
func (t *SimpleChaincode) invoke(stub shim.ChaincodeStubInterface, args []string) pb.Response {
var A, B string // Entities
var Aval, Bval int // Asset holdings
var X int // Transaction value
var err error
if len(args) != 3 {
return shim.Error("Incorrect number of arguments. Expecting 3")
}
A = args[0]
B = args[1]
// Get the state from the ledger
// TODO: will be nice to have a GetAllState call to ledger
Avalbytes, err := stub.GetState(A)
if err != nil {
return shim.Error("Failed to get state")
}
if Avalbytes == nil {
return shim.Error("Entity not found")
}
Aval, _ = strconv.Atoi(string(Avalbytes))
Bvalbytes, err := stub.GetState(B)
if err != nil {
return shim.Error("Failed to get state")
}
if Bvalbytes == nil {
return shim.Error("Entity not found")
}
Bval, _ = strconv.Atoi(string(Bvalbytes))
// Perform the execution
X, err = strconv.Atoi(args[2])
if err != nil {
return shim.Error("Invalid transaction amount, expecting a integer value")
}
Aval = Aval - X
Bval = Bval + X
fmt.Printf("Aval = %d, Bval = %d\n", Aval, Bval)
// Write the state back to the ledger
err = stub.PutState(A, []byte(strconv.Itoa(Aval)))
if err != nil {
return shim.Error(err.Error())
}
err = stub.PutState(B, []byte(strconv.Itoa(Bval)))
if err != nil {
return shim.Error(err.Error())
}
return shim.Success(nil)
}
// Deletes an entity from state
func (t *SimpleChaincode) delete(stub shim.ChaincodeStubInterface, args []string) pb.Response {
if len(args) != 1 {
return shim.Error("Incorrect number of arguments. Expecting 1")
}
A := args[0]
// Delete the key from the state in ledger
err := stub.DelState(A)
if err != nil {
return shim.Error("Failed to delete state")
}
return shim.Success(nil)
}
// query callback representing the query of a chaincode
func (t *SimpleChaincode) query(stub shim.ChaincodeStubInterface, args []string) pb.Response {
var A string // Entities
var err error
if len(args) != 1 {
return shim.Error("Incorrect number of arguments. Expecting name of the person to query")
}
A = args[0]
// Get the state from the ledger
Avalbytes, err := stub.GetState(A)
if err != nil {
jsonResp := "{\"Error\":\"Failed to get state for " + A + "\"}"
return shim.Error(jsonResp)
}
if Avalbytes == nil {
jsonResp := "{\"Error\":\"Nil amount for " + A + "\"}"
return shim.Error(jsonResp)
}
jsonResp := "{\"Name\":\"" + A + "\",\"Amount\":\"" + string(Avalbytes) + "\"}"
fmt.Printf("Query Response:%s\n", jsonResp)
return shim.Success(Avalbytes)
}
func main() {
err := shim.Start(new(SimpleChaincode))
if err != nil {
fmt.Printf("Error starting Simple chaincode: %s", err)
}
}